Sirius Premium Dry Diamond Core Drill

This diamond core drill bit has been manufactured for heavy duty drilling applications through the toughest construction materials, including brick, masonry & concrete. Precision machined to withstand immense stress, the bit features highly concentrated diamonds & an extremely tough premium grade solid steel barrel, for increased drilling speed & an extended lifetime. This drill bit can be used in conjunction with SDS Plus machines & other fitting systems if used with the appropriate adaptor. Use a professional standard electric drill with a motor of at least 850W for heavy duty drilling applications - cordless models are not suitable. Applications: Recommended for the following materials: Medium soft facing brick, concrete blocks, hard sandstone, coarse sandstone, soft slate, breeze block, lignacite blocks. Specifications Dimensions: 117mm diameter x 170mm length Grade: X90 Segment height: 10mm Segment attachment: brazed Dry/wet: Dry Segment type: flat curve Barrel type: slotted 1/2"